Tibco Software Inc., a business software maker, has agreed to go private after accepting Vista Equity Partners’ offer of $4.3 billion. Vista is paying $24 a share in cash for the software firm. They are buying Tibco for a 26% premium to its closing prise on September 23rd. Tibco shares are up 20% due to the news of the acquisition. Tibco’s shares have fallen 25% in the last year due to declining software revenue. Vivek Ranadive, Tibco CEO, said “As a private company, Tibco will have added flexibility to serve our customers and execute on our long term strategy.”